293218849

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 405504000

約数和(自身を除く): 112285151

約数列:

[1, 7, 11, 19, 43, 59, 77, 79, 133, 209, 301, 413, 473, 553, 649, 817, 869, 1121, 1463, 1501, 2537, 3311, 3397, 4543, 4661, 5719, 6083, 7847, 8987, 10507, 12331, 16511, 17759, 23779, 27907, 32627, 37367, 48203, 51271, 62909, 64543, 86317, 88559, 115577, 195349, 200423, 261569, 337421, 358897, 451801, 530233, 619913, 709973, 974149, 1402961, 2204653, 3711631, 3808037, 4969811, 6819043, 15432571, 26656259, 41888407, 293218849]

約数ペア:

[(1, 293218849), (7, 41888407), (11, 26656259), (19, 15432571), (43, 6819043), (59, 4969811), (77, 3808037), (79, 3711631), (133, 2204653), (209, 1402961), (301, 974149), (413, 709973), (473, 619913), (553, 530233), (649, 451801), (817, 358897), (869, 337421), (1121, 261569), (1463, 200423), (1501, 195349), (2537, 115577), (3311, 88559), (3397, 86317), (4543, 64543), (4661, 62909), (5719, 51271), (6083, 48203), (7847, 37367), (8987, 32627), (10507, 27907), (12331, 23779), (16511, 17759)]